What are the tiers?
Tier 1: Countries which fully comply with the TVPA’s minimum standards for the elimination of trafficking
Tier 2: Countries which do not fully comply with the TVPA’s minimum standards but are making significant efforts
Tier 2 watch list: as Tier 2 but the number of victims is increasing, or the countries do not provide evidence of increased efforts to tackle the problem or the country if making efforts to improve
Tier 3: Countries which do not fully comply with the minimum standards and are not making significant efforts to do so